chore: final refactors, client setup improvements and changelog

Signed-off-by: MonaaEid <[email protected]>

Author: MonaaEid

CHANGELOG.md

@@ -10,8 +10,9 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Unified balance and transfer logging format — both now consistently display values in hbars for clarity.
 
 ### Added
+- Refactored `examples/topic_create.py` into modular functions for better readability and reuse.
+- Add Rebasing and Signing section to signing.md with instructions for maintaining commit verification during rebase operations (#556)
 - Add `examples/account_id.py` demonstrating AccountId class usage including creating standard AccountIds, parsing from strings, comparing instances, and creating AccountIds with public key aliases
-
 - Added Google-style docstrings to `CustomFractionalFee` class and its methods in `custom_fractional_fee.py`.
 - Added `dependabot.yaml` file to enable automated dependency management.
 - Common issues guide for SDK developers at `examples/sdk_developers/common_issues.md`
@@ -20,23 +21,37 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - docs: Added Google-style docstrings to `CustomFixedFee` class and its methods in `custom_fixed_fee.py`.
 - docs: Add Google-style docstrings to `CustomRoyaltyFee` class and its methods in `custom_royalty_fee.py`.
 - docs: Add Google-style docstrings to `AbstractTokenTransferTransaction` class and its methods in `abstract_token_transfer_transaction.py`.
+- docs: Add Google-style docstrings to `TokenRelationship` class and its methods in `token_relationship.py`.
+- feat: add initial testing guide structure
+- Added `checksum` filed for TopicId, FileId, ContractId, ScheduleId class
 
 ### Changed
 
+- Refactored TopicId class to use @dataclass decorator for reducing boilerplate code
+- Renamed `examples/nft_allowance.py` to `examples/account_allowance_nft.py` for consistency with account class naming scheme
+- Added changelog conflict resolution examples to `docs/common_issues.md`
 - Refactored `examples/topic_create.py` to be more modular by splitting functions and renaming `create_topic()` to `main()`.
 - Refactored `examples/transfer_hbar.py` to improve modularity by separating transfer and balance query operations into dedicated functions
 - Enhanced contributing section in README.md with resource links
 - Refactored examples/topic_message_submit.py to be more modular
 - Added "One Issue Per Pull Request" section to `examples/sdk_developers/common_issues.md`.
 - docs: Improved the contributing section in the README.md file
 - Refactored `examples/transfer_nft.py` to be more modular by isolating transfer logic.
+- Refactored `examples/file_append.py` into modular functions for better readability, reuse, and consistency across examples.
+- Ensured identical runtime behavior and output to the previous version to maintain backward compatibility.
 - Renamed `examples/hbar_allowance.py` to `examples/account_allowance_hbar.py` for naming consistency
+- Converted monolithic function in `token_create_nft_infinite.py` to multiple modular functions for better structure and ease.
+- docs: Use relative paths for internal GitHub links (#560).
+- Update pyproject.toml maintainers list.
 - Refactored token-related example scripts (`token_delete.py`, `token_dissociate.py`, etc.) for improved readability and modularity. [#370]
-
 ### Fixed
 
 - Add type hints to `setup_client()` and `create_new_account()` functions in `examples/account_create.py` (#418)
 - Added explicit read and write permissions to test.yml
+- Type hinting for `Topic` related transactions.
+
+### Removed
+- Remove deprecated camelCase alias support and `_DeprecatedAliasesMixin`; SDK now only exposes snake_case attributes for `NftId`, `TokenInfo`, and `TransactionReceipt`. (Issue #428)
 
 ## [0.1.6] - 2025-10-21
 
@@ -57,13 +72,18 @@ This changelog is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.
 - Approved transfer support to TransferTransaction
 - set_transaction_id() API to Transaction class
 - Allowance examples (hbar_allowance.py, token_allowance.py, nft_allowance.py)
+- Refactored examples/logging_example.py for better modularity (#478)
 
 ### Changed
 
 - TransferTransaction refactored to use TokenTransfer and HbarTransfer classes instead of dictionaries
 - Added checksum validation for TokenId
 - Refactor examples/token_cancel_airdrop
 - Refactor token creation examples for modularity and consistency
+- Updated `signing.md` to clarify commit signing requirements, including DCO, GPG, and branch-specific guidelines (#459)
+
+### Changed
+
 - Rearranged running_examples.md to be alphabetical
 - Refactor token_associate.py for better structure, add association verification query (#367)
 - Refactored `examples/account_create.py` to improve modularity and readability (#363)
@@ -372,4 +392,4 @@ contract_call_local_pb2.ContractLoginfo -> contract_types_pb2.ContractLoginfo
 
 ### Removed
 
-- N/A
+- N/A

examples/token_mint_fungible.py

@@ -98,8 +98,6 @@ def token_mint_fungible(client, token_id, supply_key):
     Only the holder of the supply key can perform these actions.
     """
 
-    # Create a new token with a supply key so its supply can be changed later
-
     mint_amount = 5000 # This is 50.00 tokens because decimals is 2
     print(f"\nSTEP 3: Minting {mint_amount} more tokens for {token_id}...")